Home / 77,523.28-106,974.14-43,535.48

Finding the Fourth Proportional to 77,523.28, 106,974.14 and 43,535.48

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Solution

The fourth proportional to 77,523.28, 106,974.14 and 43,535.48 is: 60,074.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,523.28 : 106,974.14 = 43,535.48 : x
  2. Step 2: Convert to fraction form
    77,523.28/106,974.14 = 43,535.48/x
  3. Step 3: Cross multiply
    77,523.28x = 106,974.14 × 43,535.48
  4. Step 4: Simplify right side
    77,523.28x = 4,657,169,779.94
  5. Step 5: Solve for x
    x = 4,657,169,779.94/77,523.28
  6. Step 6: Final answer
    x = 60,074.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.